Hypoventilation may be caused by an uneven distribution of inspired air (as in bronchitis), obesity, neuromuscular or skeletal disease affecting the thorax, decreased response of the respiratory center to carbon dioxide, or a reduced amount of functional lung tissue, as in atelectasis, emphysema, and pleural effusion.
Seborrheic Keratosis Causes Wart Like Skin Growths. Seborrheic keratosis causes wart like skin growths to appear on just about every body thatâs over age 40. Although they resemble skin cancer, these keratosis tumors are benign.
The only way to tell for sure if a skin bump is a wart is to ask your doctor. Warts are small skin growths caused by an infection with the human papilloma virus (HPV). There are different types of warts such as common warts, genital warts, plantar warts, periungual warts, and flat warts.